1. Delta College6/17/2015 #1 Survival skill in a changing world Flexibility

2. Delta College6/17/2015 #2 Survival skill in a changing world Communication

3. Delta College6/17/2015 #3 Survival skill in a changing world Ability to ask critical or insightful questions

4. Delta College6/17/2015 # 4 Survival skill in a changing world hooks pigeon holes themes & schemes

5. 5 WHAT IS SCIENCE? Science is a way of knowing a way of knowing and understanding the world around us

6. Figure 1.1 Biologists study life on many different scales of size and time

7. 7 THE SCIENTIFIC WAY OF KNOWING l Begins with observations l Is inquiry based l Must be testable l Is tentative – there is no proof in science l Progressive & self correcting l Involves measurement and probability l Limited - cannot address all life’s questions

8. 8 A typical scientist is...... a healthy skeptic who needs evidence to draw conclusions

9. Figure 1.1x Geneticist Mary-Claire King

10. 10 Figure 1.23x1 Biotechnology laboratory

11. 11 Little Known Facts About Science There is no proof »We disprove the null hypothesis »We support with evidence »We accumulate evidence that is consistent with our current way of thinking or paradigm »There are very few theories in biology Why?

12. Figure 1.22 Science as a social process

13. 13 SCIENCE IS... not a collection of facts but a search for them.

14. 14 The Scientific Method l Logical problem solving l Not the only method »Experiments »Models »Synthesis l Discovery »inspiration or serendipity

15. Figure 1.20 Applying hypothetico-deductive reasoning to a problem

16. Figure 1.19 Idealized version of the scientific method

17. 17 Figure 1.x1 David Reznick conducting field experiments on guppy evolution in Trinidad

18. 18 Figure 1.21 Controlled experiments to test the hypothesis that selective predation affects the evolution of guppy populations

19. Scientific Research

20. Delta College6/17/2015

21. 21 Ectrodactyly

22. Delta College6/17/2015 Exencephaly

23. Vental Wall Defect

24. 24 Scientific Writing l Scientific paper – how scientist spread the news l Common style or format »Specific title »Abstract »Intro »Materials & Methods/Procedures »Results »Discussion/Conclusion »References